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All IPs > Analog & Mixed Signal > DC-DC Converter > eSR-Tugela-OV-Bu-ref-[1.9-5.5]-[0.6-3.3].01: DC/DC Buck Converter

eSR-Tugela-OV-Bu-ref-[1.9-5.5]-[0.6-3.3].01: DC/DC Buck Converter

From Dolphin Semiconductor

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Description

High-efficiency, low BoM, DC/DC buck converter in GF 22FDX

Features
  • Dual Mode PWM for high efficiency at low loads​
  • Support of small, low-cost inductors: down to 4.7 µH for 100 mA
  • Programmable output voltage (5 bits)​
  • Configurable power stages for area optimization​
  • Embedded Bandgap voltage reference, oscillator and I/O pads​
  • Regulator status output flag (ROK)
Foundries & Process Nodes
Foundry Process Nodes
GLOBALFOUNDRIES 22nm FD-SOI
Tech Specs
Class Value
Categories Analog & Mixed Signal > DC-DC Converter
Analog & Mixed Signal > Power Management
Maturity Before DP2
Input Voltage 1.9 - 5.5 V
Output Voltage 0.6 - 3.3 V
Output Current 1000 mA;100 mA;200 mA;300 mA;400 mA;500 mA
Component Add-Ons -
Component Add-Ons -
Block Name eSR-Tugela-OV-Bu-ref-[1.9-5.5]-[0.6-3.3].01
Peak efficiency (typ) up to 95 %
Efficiency down to 0.2 IMAX 90%
efficiency down to 0.01 IMAX 70%
Output voltage DC accuracy 3%
Availability All Countries & Regions
Applications
  • Bluetooth
  • Cellular IoT
  • GNSS
  • Hearing aids
  • NB-IoT
  • Smart Headset
  • Smart Speaker
  • TWS Earpods
  • ULP MCU
  • Voice-controlled devices
  • Voice Assistant
  • WiFi
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